ICD-10-CM > S00-T88 > S30-S39 > S31 > S31.8 > S31.80 > S31.805 > S31.805D S31.805D Open bite of unspecified buttock, subsequent encounter Billable/Specific Copy Code Copy Description Applicable To Bite of buttock NOS Type 1 Excludes superficial bite of buttock (S30.870)